乔布斯在主题演讲中发布iPhone4

Steve Jobs opened up the World Wide Developers Conference on Monday with a keynote address to a packed house in San Francisco, where he unveiled Apple's newest iPhone, the iPhone 4. With a new retinal display that boast crisper, clearer images and text, packing four times as many pixels into the same amount of space, a new camera, and FaceTime video calling, Jobs' excitement was clear. He calls this the biggest leap since the original iPhone.

本周一，在旧金山座无虚席的会场上，史蒂夫乔伊斯以一个主题发言拉开了本次苹果全球开发者大会的序幕。会上，他公布了最新的iPhone产品-iPhone 4。iPhone4配有新的视网膜显示器，拥有更清晰的图片和文字，和上一代产品相同的空间内像素量扩大到原来的4倍，一个新的摄像头，视频电话和FaceTime服务。乔伊斯的兴奋溢于言表，他称这是iPhone原型机出现以来的最大突破。

*Apple CEO Steve Jobs on stage Monday June 7, 2010, in San Francisco for the opening of the 2010 World Wide Developer's Conference.

2010年6月7日（本周一），苹果公司首席执行官史蒂夫乔伊斯站在于旧金山召开的苹果开发者大会的舞台上。

*Jobs unveiled Apple's newest version of the iPhone, the iPhone 4, which he says is the biggest leap since the original iPhone.

乔伊斯发布了iPhone的最新版，iPhone 4，称这是继原型机出现以来的最大突破。

*The retinal display fits 614,400 pixels onto a 3.5-inch screen. At 326 pixels per inch, the screen contains four times as many pixels as the current iPhone. Jobs shows a side-by-side comparison of 3GS an iPhone 4 text.

3.5英寸的视网膜显示器上有614,400像素，平均每英寸屏幕上有326像素，容量为现在市面版本的4倍，乔伊斯在对比展示3代和4代产品文字显示的不同。

*Jobs pointed out a few of the features inside the phone, noting the battery is the largest part of the device.

乔伊斯在盘点iPhone内部的特性，电池是设备中最大的部分。

*On stage at WWDC, Steve Jobs sits down to give a demo of the new FaceTime video-calling feature.

在苹果全球开发者大会的舞台上，乔伊斯坐下来演示FaceTime视频电话特性。

Listening Notes:
debut：n. 初次登场，首次露面
force...up its game：迫使...升级